that's wasted motion and energy. but with the ab rocket twister, there's no wasted movement at all-- you have resistance on the way down, and resistance on the way back up, which is why you can get tighter, sexier abs. >> chris: and there's something else that blows away any other ab machine out there. check this out. just release the pin and twist side-to-side. so now you can blast away those love handles. >> this is so cool, because everyone knows if you really want that sexy middle, you have to target the obliques. and with the ab rocket twister, it couldn't get any easier. >> chris: with the ab rocket twister rockin' fitness program, the tighter, firmer, sexy abs you've always wanted are yours without the strain or pain, in less time than you ever thought possible, all with a new twist. >> it's really endless what you can do with the ab rocket twister. you can do twists, you can do pilates, you can do just regular crunches. you can have leg lifts. with the ab rocket twister, you get what we call exercise efficien